Timothy Callahan
College of Charleston, Charleston, SC
Activity
2022
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A STREAM CATENA: COLLABORATIVE RESEARCH AND MONITORING IN A TIDAL SYSTEM FROM FORESTED WETLAND HEADWATERS TO THE CHARLESTON ESTUARY
3 Crossing Streams: Advances in Stream Science in the Southeast and North-Central United StatesThursday, 7 April 20228:00 AM - 12:00 PMNorth Meeting Room 205
2021
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MONITORING AND MODELING THE GROUNDWATER FRESH-SALTWATER BOUNDARY ON KIAWAH ISLAND SC
T205 Groundwater–Surface Water Interactions in Streams, Lakes, and WetlandsWednesday, 13 October 20218:00 AM - 12:00 PMD136 (Hybrid Room)
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DELINEATION OF COMPLEX NITROGEN DYNAMICS IN NATURAL AND MANMADE POND SYSTEMS
13 Water Resources and Geohealth: Sources, Fate, Transport, and Remediation of Environmental ContaminantsFriday, 2 April 20218:00 AM - 12:15 PMSouthern Company Research & Development Room
2020
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MAPPING GROUNDWATER VULNERABILITY TO CLIMATE CHANGE IN KIAWAH ISLAND, SC
T82 Groundwater-Surface Water Interactions Under Climate and Anthropogenic ChangeTuesday, 27 October 20201:30 PM - 5:30 PMMeeting Rooms
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IMPACT OF INFRASTRUCTURE ON NATURAL WATERSHED PROCESSES AND VULNERABILITY TO SEA LEVEL RISE IN COASTAL SOUTH CAROLINA
37 Integrating Field and Modeling Approaches to Understand Changing Coastal Systems (Posters)Saturday, 21 March 20208:00 AM - 12:00 PMGrand Ballroom A–D
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MODELING STREAM DISCHARGE RELATIONSHIPS IN TIDAL CREEKS: IMPLICATIONS FOR STORM WATER MANAGEMENT AND SEA LEVEL RISE
37 Integrating Field and Modeling Approaches to Understand Changing Coastal Systems (Posters)Saturday, 21 March 20208:00 AM - 12:00 PMGrand Ballroom A–D
2019
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NITROGEN AND CARBON DISCHARGE FROM EXTREME PRECIPITATION EVENTS: A CASE STUDY FROM THE SANTEE EXPERIMENTAL FOREST WATERSHED ON THE ATLANTIC COASTAL PLAIN
28 Applications of Hydrology and Biogeochemistry to Stormwater ManagementFriday, 29 March 20198:00 AM - 12:00 PMSt. Matthews Room
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PROLIFERATION OF STORMWATER PONDS IN THE COASTAL PLAIN AREAS OF THE SOUTHEASTERN U.S. PRESENTS CRITICAL RESEARCH NEEDS
28 Applications of Hydrology and Biogeochemistry to Stormwater ManagementFriday, 29 March 20198:00 AM - 12:00 PMSt. Matthews Room
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STORMWATER RUNOFF AND TIDAL DISCHARGE: INVESTIGATIONS OF FIVE TIDAL CREEKS FROM THE CENTRAL COAST OF SOUTH CAROLINA
28 Applications of Hydrology and Biogeochemistry to Stormwater ManagementFriday, 29 March 20198:00 AM - 12:00 PMSt. Matthews Room
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WATER BALANCE ANALYSIS OF A FLOODPLAIN SYSTEM: CONGAREE NATIONAL PARK
15 Geologic Studies of the U.S. Atlantic Coastal PlainThursday, 28 March 20198:40 AM - 12:00 PMCalhoun Room
2018
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LESSONS FROM THE LOWCOUNTRY HAZARDS CENTER: COMMUNICATING NATURAL HAZARD RISK TO DIVERSE POPULATIONS
T148 Communicating Geologic Hazard and Risk: Sharing Successes, Failures, and Lessons LearnedTuesday, 6 November 20188:00 AM - 12:00 PMRoom 134
2017
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EXPLORING WATER RESOURCES IN A FIELD EXPERIENCES SETTING: A STUDY ABROAD COURSE IN NORTHERN INDIA
T6 Lead Them to Water: Teaching Innovative HydrogeologySunday, 22 October 20178:00 AM - 12:00 PMRoom 613/614
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USING MULTIPLE METHODS TO EVALUATE LANDWARD MIGRATION OF SEAWATER INTRUSION IN THE FLORIDAN AQUIFER
19 Hydrology and Hydrogeology in the Southeast: Processes, Problems, and Geologic Controls IFriday, 31 March 201710:20 AM - 12:00 PMPotomac E
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REVIEW OF THE SOURCES, FATE AND TRANSPORT OF CONTAMINANTS IN ENGINEERED STORMWATER STRUCTURES
17 Stormwater Control Measures: Runoff Quantity and Pollution Science and Management in the Southeastern U.S.Friday, 31 March 20178:00 AM - 10:00 AMPotomac E
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HIGH RESOLUTION FLOOD MODELING FOR PLANNING, MITIGATION, AND RESPONSE, CHARLESTON SC
17 Stormwater Control Measures: Runoff Quantity and Pollution Science and Management in the Southeastern U.S.Friday, 31 March 20178:00 AM - 10:00 AMPotomac E
2016
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URBANIZATION IMPACT ON THE NATURE OF DISSOLVED ORGANIC CARBON IN COASTAL SOUTH CAROLINA
18 Surface Water, Groundwater, and Biogeochemical Processes in the Coastal ZoneThursday, 31 March 20161:30 PM - 5:30 PMLexington B
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PHYTOPLANTKON RESPONSES TO NITROGEN AND PHOSPHORUS AS INDICATORS OF LAND USE PATTERNS IN COASTAL SOUTH CAROLINA
18 Surface Water, Groundwater, and Biogeochemical Processes in the Coastal ZoneThursday, 31 March 20161:30 PM - 5:30 PMLexington B
2015
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STORMWATER POND MANAGEMENT COLLABORATIVE IN COASTAL SOUTH CAROLINA, USA: INTEGRATING CONTAMINANT FATE AND TRANSPORT IN THE STATE OF THE KNOWLEDGE
296 Recent Advances in Hydrogeology (Posters)Wednesday, 4 November 20159:00 AM - 6:30 PMExhibit Hall
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DISSOLVED ORGANIC CARBON FLUXES IN FORESTED AND URBAN WATERSHEDS
T8 Urban GeochemistrySunday, 1 November 20158:00 AM - 12:00 PMRoom 308
2014
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SOURCE-TRACKING OF FECAL CONTAMINATION IN A TIDAL CREEK IN COASTAL SOUTH CAROLINA
39 Water Quality issues in the Southeast U.S.Friday, 11 April 20141:00 PM - 5:00 PMCascades
2012
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POTENTIAL SEA LEVEL RISE EFFECTS ON THE ECOHYDROLOGY OF TIDAL FRESHWATER FORESTED WETLANDS
T218 Advances in Hydrology and Sustainable Water Management in Coastal EnvironmentsWednesday, 7 November 20128:00 AM - 12:00 PM207A
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USING WATER ISOTOPES AND DISSOLVED ORGANIC MATTER TO DELINEATE GROUNDWATER-SURFACE WATER INTERACTIONS IN LOW-GRADIENT WATERSHEDS
T176 Coastal Surface Water–Groundwater Interactions (Posters)Tuesday, 6 November 20129:00 AM - 6:00 PMHall B
2011
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USING END-MEMBER MIXING ANALYSIS TO UNDERSTAND STORM-EVENT STREAM FLOW IN THREE SMALL CATCHMENTS OF COASTAL SOUTH CAROLINA
T281 Monitoring and Understanding Our Landscape for the Long Term through Small Catchment Studies II: A Tribute to the Career of Owen P. BrickerWednesday, 12 October 20111:30 PM - 5:30 PMRoom M100HI
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UNCERTAINTY IN ESTIMATING STORM FLOW AND BASE FLOW RESPONSE TO EXTREME WEATHER EVENTS IN COASTAL FORESTED WATERSHEDS
T162 Extreme Climate and Weather Events: Past, Present, and FutureTuesday, 11 October 20118:00 AM - 12:00 PMRoom L100A-C
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USING END-MEMBER MIXING ANALYSIS TO UNDERSTAND STORM-EVENT STREAMFLOW IN LOWLAND WATERSHEDS OF COASTAL SOUTH CAROLINA
26 Watershed Processes (Posters)Friday, 25 March 20118:00 AM - 12:00 PMExhibit Hall
2010
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CHEMICAL INDICATORS OF GROUNDWATER-STREAM WATER INTERACTIONS IN A FORESTED, LOWLAND WATERSHED WITHIN THE U.S. ATLANTIC COASTAL PLAIN
34 Hydrogeology of Wetlands and Watershed ProcessesMonday, 15 March 20108:00 AM - 12:05 PMLiberty A
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GEOCHEMICAL CONSTRAINTS ON FLOODPLAIN GROUNDWATER SOURCE, FLOW PATHS, AND SURFACE WATER MIXING AT CONGAREE NATIONAL PARK, SOUTH CAROLINA
57 Hydrogeology of Wetlands and Watershed Processes (Posters)Monday, 15 March 20101:30 PM - 5:35 PMInternational ABCDF
2009
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CHEMICAL INDICATORS OF GROUNDWATER-STREAM WATER INTERACTIONS IN A FORESTED, WETLAND-DOMINATED WATERSHED
T177 Stream-Groundwater Interaction: New Understanding, Innovations, and Applications at Bedform, Reach, and River Network Scales (Posters)Tuesday, 20 October 20099:00 AM - 6:00 PMHall A
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WATER RESOURCES OF A LOW-GRADIENT WATERSHED IN THE ATLANTIC COASTAL PLAIN: TURKEY CREEK, FRANCIS MARION NATIONAL FOREST, SOUTH CAROLINA
T118 Geology in the National Forests and Grasslands—Stewardship, Education, and Research (Posters)Monday, 19 October 20099:00 AM - 6:00 PMHall A
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APPLICATION OF GEOCHEMICAL END-MEMBER MIXING ANALYSIS TO DELINEATE WATER SOURCES IN A LOWLAND WATERSHED
16 Undergraduate Research (Posters)Friday, 13 March 20098:30 AM - 12:30 PM
2008
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Application of Geochemical End-Member Mixing Analysis to Delineate Water Sources in a Lowland Watershed
T242 Advances in Surface Water–Groundwater Interactions: Investigations of Rivers, Lakes, and WetlandsTuesday, 7 October 20088:00 AM - 12:00 PM
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APPLICATION OF GEOCHEMICAL END-MEMBER MIXING ANALYSIS TO DELINEATE WATER SOURCES TO A FORESTED RIPARIAN WETLAND
31 Undergraduate Research Session (Posters) IIFriday, 11 April 20081:30 PM - 5:30 PM
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DO FORESTED WETLANDS CONTRIBUTE TO GLOBAL WARMING?
21 Geochemistry/Engineering Geology/Environmental Geoscience (Posters)Friday, 11 April 20088:00 AM - 12:00 PM
2007
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MODELING THE HYDROLOGY OF A FORESTED CAROLINA BAY WETLAND
2 Geology and Ecology of Carolina BaysThursday, 29 March 20078:00 AM - 12:00 PM
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STORM EVENT FLOW AND RUNOFF-RAINFALL PATTERNS IN A THIRD-ORDER COASTAL PLAIN WATERSHED
3 Fluvial Geomorphology and Watershed Studies in the Eastern United StatesThursday, 29 March 20078:00 AM - 12:00 PM
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IMPACTS OF FERTILIZER ADDITIONS ON WATER QUALITY OF A DRAINED PINE PLANTATION, LOWER COASTAL PLAIN OF NORTH CAROLINA
3 Fluvial Geomorphology and Watershed Studies in the Eastern United StatesThursday, 29 March 20078:00 AM - 12:00 PM
2006
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GOT DATA? SO WHAT! HYDROGEOLOGIC INTERPRETATION BEYOND RESULTS
T174 Teaching Hydrogeology in the 21st Century (Posters)Tuesday, 24 October 20061:30 PM - 5:30 PM
2004
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HYDROGEOLOGY STUDENTS’ CONCEPTIONS OF SCALE REGARDING GROUNDWATER
224 Geoscience Education IIWednesday, 10 November 20041:30 PM - 5:30 PM
2003
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THE ROLE OF GROUNDWATER ON THE HYDROLOGY OF FORESTED WETLANDS: A MULTIPLE-SITE COMPARISON, U.S. ATLANTIC COASTAL PLAIN
T247 Wetland Science: Intersection of Hydrogeology, Geomorphology, Ecology, and Computer ModelingWednesday, 5 November 20031:30 PM - 5:30 PM
2002
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EFFECTS OF PRESCRIBED FIRE AND THINNING ON NUTRIENT FATE AND TRANSPORT AND EROSION POTENTIAL IN ERODED PIEDMONT FORESTS OF SOUTH CAROLINA
T179 Geomorphic Impacts of Wildfire IITuesday, 29 October 20021:30 PM - 5:30 PM